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It's almost 2026 and still no way to do auto dark and light theme

Status: Open.

#1080 In mozilla/FirefoxColor;

· rightsaidfred99 opened on Nov 23, 2025

Add color picker

Status: Open.

#1079 In mozilla/FirefoxColor;

· gvlx opened on Nov 10, 2025

Jarring flash of default theme on startup

Status: Open.

#1078 In mozilla/FirefoxColor;

· musjj opened on Sep 24, 2025

exported xpi themes are corrupt

Status: Open.

#1076 In mozilla/FirefoxColor;

· alexanderpowerplays opened on Sep 2, 2025

Request - multiple custom backgrounds - add "move up and down" button

Status: Open.

#1075 In mozilla/FirefoxColor;

· ClaudiaX68 opened on May 17, 2025

There is no option to modify an installed color theme

Status: Open.

#1074 In mozilla/FirefoxColor;

· WillsterJohnson opened on Mar 20, 2025

Tab color setting does not apply to active vertical tabs in Firefox 136.0.2

Status: Open.

#1073 In mozilla/FirefoxColor;

· ghost opened on Mar 20, 2025

Editor Preview is incomplete and out of date

Status: Open.

#1072 In mozilla/FirefoxColor;

· 96fps opened on Jan 31, 2025

Firefox Toolbar flashes white before loading theme despite Website Appearance set to Dark

Status: Open.

#1065 In mozilla/FirefoxColor;

· szmarczak opened on Sep 30, 2024

Support for darkmode

Status: Open.

#1063 In mozilla/FirefoxColor;

· Sammeeeeeeee opened on Aug 9, 2024

Is it possible to add background support for New Tabs?

Status: Open.

#1062 In mozilla/FirefoxColor;

· AilurusHush opened on Mar 29, 2024

Changing theme in <code>about:addons</code> overrides FF Colors settings until next restart

Status: Open.

#1061 In mozilla/FirefoxColor;

· charwick opened on Mar 19, 2024